Home / 109,253.82-150,773.08-61,508.86

Finding the Fourth Proportional to 109,253.82, 150,773.08 and 61,508.86

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Solution

The fourth proportional to 109,253.82, 150,773.08 and 61,508.86 is: 84,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,253.82 : 150,773.08 = 61,508.86 : x
  2. Step 2: Convert to fraction form
    109,253.82/150,773.08 = 61,508.86/x
  3. Step 3: Cross multiply
    109,253.82x = 150,773.08 × 61,508.86
  4. Step 4: Simplify right side
    109,253.82x = 9,273,880,269.49
  5. Step 5: Solve for x
    x = 9,273,880,269.49/109,253.82
  6. Step 6: Final answer
    x = 84,883.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.